/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this file,
 * You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef mozilla_dom_quota_ActorsChild_h
#define mozilla_dom_quota_ActorsChild_h

#include "mozilla/dom/quota/PQuotaChild.h"
#include "mozilla/dom/quota/PQuotaRequestChild.h"
#include "mozilla/dom/quota/PQuotaUsageRequestChild.h"

namespace mozilla {
namespace ipc {

class BackgroundChildImpl;

} // namespace ipc

namespace dom {
namespace quota {

class QuotaManagerService;
class Request;
class UsageRequest;

class QuotaChild final
  : public PQuotaChild
{
  friend class mozilla::ipc::BackgroundChildImpl;
  friend class QuotaManagerService;

  QuotaManagerService* mService;

#ifdef DEBUG
  nsCOMPtr<nsIEventTarget> mOwningThread;
#endif

public:
  void
  AssertIsOnOwningThread() const
#ifdef DEBUG
  ;
#else
  { }
#endif

private:
  // Only created by QuotaManagerService.
  explicit QuotaChild(QuotaManagerService* aService);

  // Only destroyed by mozilla::ipc::BackgroundChildImpl.
  ~QuotaChild();

  // IPDL methods are only called by IPDL.
  virtual void
  ActorDestroy(ActorDestroyReason aWhy) override;

  virtual PQuotaUsageRequestChild*
  AllocPQuotaUsageRequestChild(const UsageRequestParams& aParams) override;

  virtual bool
  DeallocPQuotaUsageRequestChild(PQuotaUsageRequestChild* aActor) override;

  virtual PQuotaRequestChild*
  AllocPQuotaRequestChild(const RequestParams& aParams) override;

  virtual bool
  DeallocPQuotaRequestChild(PQuotaRequestChild* aActor) override;
};

class QuotaUsageRequestChild final
  : public PQuotaUsageRequestChild
{
  friend class QuotaChild;
  friend class QuotaManagerService;

  RefPtr<UsageRequest> mRequest;

public:
  void
  AssertIsOnOwningThread() const
#ifdef DEBUG
  ;
#else
  { }
#endif

private:
  // Only created by QuotaManagerService.
  explicit QuotaUsageRequestChild(UsageRequest* aRequest);

  // Only destroyed by QuotaChild.
  ~QuotaUsageRequestChild();

  void
  HandleResponse(nsresult aResponse);

  void
  HandleResponse(const nsTArray<OriginUsage>& aResponse);

  void
  HandleResponse(const OriginUsageResponse& aResponse);

  // IPDL methods are only called by IPDL.
  virtual void
  ActorDestroy(ActorDestroyReason aWhy) override;

  virtual bool
  Recv__delete__(const UsageRequestResponse& aResponse) override;
};

class QuotaRequestChild final
  : public PQuotaRequestChild
{
  friend class QuotaChild;
  friend class QuotaManagerService;

  RefPtr<Request> mRequest;

public:
  void
  AssertIsOnOwningThread() const
#ifdef DEBUG
  ;
#else
  { }
#endif

private:
  // Only created by QuotaManagerService.
  explicit QuotaRequestChild(Request* aRequest);

  // Only destroyed by QuotaChild.
  ~QuotaRequestChild();

  void
  HandleResponse(nsresult aResponse);

  void
  HandleResponse();

  // IPDL methods are only called by IPDL.
  virtual void
  ActorDestroy(ActorDestroyReason aWhy) override;

  virtual bool
  Recv__delete__(const RequestResponse& aResponse) override;
};

} // namespace quota
} // namespace dom
} // namespace mozilla

#endif // mozilla_dom_quota_ActorsChild_h
